| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Columbia Bank | Bank | 3 | $254.6M | 19.75% |
| 2 | Glacier Bank | Bank | 2 | $232.5M | 18.03% |
| 3 | Wells Fargo Bank, National Association | Bank | 1 | $194.1M | 15.06% |
| 4 | Numerica Credit Union | Credit union | 1 | $147.0M* | 11.40% |
| 5 | U.S. Bank National Association | Bank | 1 | $104.5M | 8.11% |
| 6 | Spokane Teachers Credit Union | Credit union | 1 | $100.5M* | 7.80% |
| 7 | Washington Trust Bank | Bank | 1 | $76.7M | 5.95% |
| 8 | Potlatch No. 1 Financial Credit Union | Credit union | 1 | $65.9M* | 5.11% |
| 9 | WaFd Bank | Bank | 1 | $57.3M | 4.45% |
| 10 | Horizon Credit Union | Credit union | 1 | $55.8M* | 4.33% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $1.29B | 10 | 13 | Columbia Bank | 19.8% | 1,299 |
| 2025 | $1.15B | 9 | 12 | Columbia Bank | 22.7% | 1,521 |
| 2024 | $1.16B | 9 | 12 | Columbia Bank | 22.8% | 1,531 |
| 2023 | $1.22B | 9 | 13 | Columbia Bank | 22.1% | 1,465 |
| 2022 | $1.44B | 9 | 13 | Columbia State Bank | 27.6% | 1,633 |
Every institution above links to its profile — ratios, peer medians and this quarter’s change signals. Pro adds the full table, share movement and CSV export.